allen pizzey ramallah. >>> and former fbi assistant director joins us now. what do you make of this? >> this harkens back to the alexander case in london. the former kgb spy also poisoned with polonium 210. that was 2006. this was 2004. dropped in his tea by somebody he met at a hotel you and i have been to in the square. that also suggests if you look at the arafat case the amount of proximity you would have to have to do this in other words, there weren't half a dozen plo leaders or family member whose got sick when somebody poisoned a meal. if in fact this turns out to be a poisoning, it had to be somebody one on one who to cut this into this drink in a fair amount. >> i know polonium 210 used with alexander and suspected with yasser arafat. his body has been interred for years. what's the chances they'll find traces of that? >> the fbi, the guy who worked on the other case a shelf life of 138 days. a pound of it 138, a half pound of it. interred since 2004. a highly concentrated but very small amount. what they're probably not going to find is evidence o